MIC2526
Micrel
Functional Characteristics
Input Voltage
Response
Turn-On, Turnoff
Characteristics
2.6V (UVLO) Threshold
V
FLG
V
OUT
I
OUT
(200mA/div.)(5V/div.) (2V/div.)
V
EN
V
OUT
V
FLG
(2V/div.) (5V/div.) (5V/div.)
V
IN
(2V/div.)
I
OUT
(100mA/div.)
V
EN
= V
IN
R
L
= 35Ω
C
L
= 15µF
144mA
R
L
= 35Ω
C
L
= 10µF
TIME (2.5ms/div.)
TIME (100ns/div.)
Turn-On, Turnoff
Characteristics
V
EN
V
FLG
(5V/div.) (5V/div.)
Short Circuit Response
(Short Applied to Output)
V
OUT
(2V/div.)
I
OUT
(100mA/div.)
144mA
R
L
= 35Ω
C
L
= 150µF
TIME (2.5ms/div.)
V
OUT
(2V/div.)
V
FLG
(5V/div.)
I
OUT
(1A/div.)
Thermal Shutdown
0.95A Short
Circuit Limiting
TIME (250ms/div.)
Short Circuit Response
(Enable into Short Circuit)
V
EN
(5V/div.)
V
OUT
I
OUT
(1A/div.) (2V/div.)
V
FLG
(5V/div.)
Thermal Shutdown
0.95A Short
Circuit Limiting
TIME (250ms/div.)
February 2000
5
MIC2526
MICREL [ MICREL SEMICONDUCTOR ]
